bug fix

src/modules/exam/components/createExamAndPrintTask/ModifyExamTaskStudent.vue

@@ -44,7 +44,7 @@
           ></el-input>
         </el-form-item>
         <el-form-item>
-          <el-button type="primary" @click="getStudents">查询</el-button>
+          <el-button type="primary" @click="search">查询</el-button>
         </el-form-item>
       </el-form>
     </div>